Home / 160,074.96-240,124.64-47,746.40

Finding the Fourth Proportional to 160,074.96, 240,124.64 and 47,746.40

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Solution

The fourth proportional to 160,074.96, 240,124.64 and 47,746.40 is: 71,623.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,074.96 : 240,124.64 = 47,746.40 : x
  2. Step 2: Convert to fraction form
    160,074.96/240,124.64 = 47,746.40/x
  3. Step 3: Cross multiply
    160,074.96x = 240,124.64 × 47,746.40
  4. Step 4: Simplify right side
    160,074.96x = 11,465,087,111.30
  5. Step 5: Solve for x
    x = 11,465,087,111.30/160,074.96
  6. Step 6: Final answer
    x = 71,623.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.